メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.732538478352 35.4062652512057, 136.732358457056 35.4070364127862, 136.731949517361 35.4069241687946, 136.731199177996 35.4067282302072, 136.729751348442 35.40633913673, 136.729755788305 35.4060258523718, 136.730166134031 35.4060591664143, 136.731265356426 35.4062327798387, 136.731291463904 35.4060799905254, 136.731426919705 35.4049519200062, 136.732786269817 35.405140610016, 136.732566561115 35.4061123992025, 136.732538478352 35.4062652512057)) ^^http://www.opengis.net/ont/geosparql#wktLiteral